Pharmacology Quiz: Fluoroquinolones
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Questions and Answers

What is a contraindication for fluoroquinolones?

  • Diabetes
  • Hypertension
  • Pregnancy (correct)
  • Asthma

What should be avoided when taking fluoroquinolones to prevent crystal formation?

  • Concurrent antacid use
  • Sedentary lifestyle
  • Excess water intake
  • Dehydration (correct)

Why should fluoroquinolones be taken at least two hours before or after magnesium/aluminum-containing antacids or preparations containing iron or zinc?

  • To enhance absorption (correct)
  • To reduce the risk of resistance
  • To reduce the risk of drug interactions
  • To prevent crystal formation

What is the minimum age restriction for fluoroquinolones?

<p>18 years old (C)</p> Signup and view all the answers

What is the consequence of concurrent administration of fluoroquinolones with dairy products?

<p>Reduced absorption of fluoroquinolones (C)</p> Signup and view all the answers

What is the mechanism of action of Rifaximin in the treatment of traveler's diarrhea?

<p>Inhibition of RNA synthesis by binding to the beta-subunit of bacterial DNA-dependent RNA polymerase (D)</p> Signup and view all the answers

Why is it recommended to avoid excess sun exposure when taking fluoroquinolones?

<p>To reduce the risk of phototoxicity (D)</p> Signup and view all the answers

What is the consequence of concurrent administration of fluoroquinolones with warfarin?

<p>Increased risk of bleeding (A)</p> Signup and view all the answers

What is the indication for Rifampicin in the treatment of tuberculosis?

<p>Inhibition of bacterial RNA synthesis (D)</p> Signup and view all the answers

Why should fluoroquinolones be taken exactly as directed and for the indicated time period?

<p>To reduce the risk of resistance (B)</p> Signup and view all the answers

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